package com.sky.controller.admin;


import com.sky.dto.DishDTO;
import com.sky.dto.DishPageQueryDTO;
import com.sky.entity.Dish;
import com.sky.result.PageResult;
import com.sky.result.Result;
import com.sky.service.DishService;
import com.sky.vo.DishVO;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.web.bind.annotation.*;

import java.util.List;
import java.util.Set;

//菜品控制类
@RestController
@RequestMapping("/admin/dish")
@Slf4j
@Api(tags = "菜品控制类接口")
public class DishController {
    @Autowired
    private DishService dishService;
    @Autowired
    private RedisTemplate redisTemplate;
    /*
    * 新增菜品
    * */
    @PostMapping
    @ApiOperation("新增菜品")
    public Result saveWithFlavor(@RequestBody DishDTO dishDTO){
        log.info("新增菜品{}",dishDTO);
        dishService.saveWithFlavor(dishDTO);
        //获取对应的key
        Long categoryId = dishDTO.getCategoryId();
        cleanCache("dish_"+categoryId);
        return Result.success();
    }

    /*
    * 分页查询菜品
    * */
    @GetMapping("/page")
    @ApiOperation("分页查询菜品接口")
    public Result<PageResult> pageQuery(DishPageQueryDTO dishPageQueryDTO){
        log.info("分页查询菜品{}",dishPageQueryDTO);
        PageResult result = dishService.pageQuery(dishPageQueryDTO);
        return Result.success(result);
    }

    /*
    * 删除菜品
    * */
    @DeleteMapping
    @ApiOperation("删除菜品")
    public Result delete(@RequestParam List<Long> ids){
        log.info("删除菜品{}",ids);
        dishService.deleteBatch(ids);
        //把对应的所有菜品缓存都清理
        cleanCache("dish_*");
        return Result.success();
    }

    /*
    * 根据id查询菜品
    * */
    @GetMapping("/{id}")
    @ApiOperation("根据id查询菜品")
    public Result<DishVO> getById(@PathVariable Long id){
        log.info("查询菜品的id{}",id);
        DishVO dishVO = dishService.getByIdWithFlavor(id);
        log.info("菜品详细信息{}",dishVO);
        return Result.success(dishVO);
    }

    //修改菜品
    @PutMapping
    @ApiOperation("修改菜品")
    public Result updateWithFlavor(@RequestBody DishVO dishVO){
        log.info("修改菜品{}",dishVO);
        dishService.updateWithFlavor(dishVO);
        //把对应的所有菜品缓存都清理
        cleanCache("dish_*");
        return Result.success();
    }

    //根据菜品分类id查询菜品
    @GetMapping("/list")
    @ApiOperation("根据菜品分类id查询菜品")
    public Result<List<Dish>> getByCategoryId(Long categoryId){
        log.info("菜品分类id:{}",categoryId);
        List<Dish> dishes = dishService.list(categoryId);
        return Result.success(dishes);
    }

    //起售/停售菜品
    @PostMapping("/status/{status}")
    @ApiOperation("起售/停售菜品")
    public Result startOrStop(Long id,@PathVariable Integer status){
        log.info("起售/停售的菜品id：{}",id);
        dishService.startOrStop(status,id);
        //把对应的所有菜品缓存都清理
        cleanCache("dish_*");
        return Result.success();
    }
    //清理缓存
    private void cleanCache(String pattern){
        Set keys = redisTemplate.keys(pattern);
        redisTemplate.delete(keys);
    }
}
